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The D+D Guide to Concrete
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D+D Online Feature - D+D February 2013 2013 - Jen Kramer
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D+D Online Feature - November D+D online 2012 - Jamie Farny
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D+D Online Feature - November D+D online 2012 - Brad Burns
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2012 - Ken Trimber
2012 - Howard Jancy
2012
March/April 2010
December 2009 - Bill Palmer
December 2009
December 2009 - Brett Martin
2009 - Robert Cain and Eric Borglum, Key Resin Company
2009
2009
2009 - Joe Maty, Editor, JAC
2009
2009
May/June 2009 - Peter Schmitt and Kathy Allen, Bayer MaterialScience LLC
May/June 2009
May/June 2009
March 2009 - Howard Jancy, Butterfield Color Inc.
March 2009 - Joe Maty, Editor, JAC
March 2009
March 2009
January/February 2009 - JAC Staff
January/February 2009 - JAC Staff
2008
2008
2008
2008
2008
2008 - Mark B. Vogel, W.R. Meadows Inc.
2008 - David W. Boyer, PROSOCO Inc.
2008 - Technology Publishing
2008 - Technology Publishing
2008 - Jamie Farny and Terry Collins, Portland Cement Association
2008 - Deborah Slaton and Paul Gaudette, Wiss, Janney, Elstner Associates Inc.
2008 - Christopher Perego, BASF Construction Chemicals-Building Systems
2008
2008 - Greg Schwietz, L&M Construction Chemicals
2008
2008 - Allen Zielnik, Atlas Material Testing Technology, LLC
2008 - Charles H. Holl, Dayton Superior Corp.
2007
2007 - John C. Williams, HOK Sport+Venue+Event
2007 - Lorella Angelini, BASF Building Systems
2007 - Charles H. Holl, Technical Specialist, Dayton Superior Corp.
2007 - Allen Zielnik, Atlas Materials Testing Technology LLC
2007
2007
2007
2007
2007 - Gary Henry, PROSOCO
2007 - Jayson L. Helsel, P.E.
2007 - Allen Zielnik, Atlas Materials Testing Technology LLC
2007 - Charels H. Holl, Dayton Superior Specialty Chemicals
2007 - Jayson L. Helsel, PE., KTA-Tator, Inc.
2006
2006
2006 - Charles Holl, Dayton Superior Speciatly Chemicals
2006 - Jamie Farny, Portland Cement Association
2006
2006 - Deborah Slaton, James D. Connolly, and Leonard L. Phelps
2006 - Jayson Helsel
2005
2005 - Jayson Helsel
2005
2005 - Joe Maty
2005 - Kenneth Tator
2005
See more

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May 14, 2013
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May 3, 2013
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April 30, 2013
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April 29, 2013
Police Pig is Back in the Pink
April 26, 2013
New Concrete Fillers Go with the Grain
April 25, 2013
EPA Settlement to Cost CEMEX $3M+
April 24, 2013
Frogs Give Researchers Grip on Adhesion
April 18, 2013
New Concrete Pavers Light the Way
April 17, 2013
Water Woes to Cost Concrete Maker $1M+
April 10, 2013
Hearing: Mall Owners Wanted Out
April 3, 2013
Recycling Concrete with Lightning Jolt
March 6, 2013
Surge Seen for Green Building Materials
March 5, 2013
Color, Technology Lights Stone Facade
March 5, 2013
Building Revival to Spur Cement Gains
February 13, 2013
Recycled Concrete: Rocky Road to Growth
February 11, 2013
Architect Plans to 3D Print a Home
January 25, 2013
Deal Signed for Low-Carbon Concrete
January 22, 2013
Concrete Blooms a Mossy Façade
January 18, 2013
Groups Stamp Concrete Pink for a Cure
January 10, 2013
W.R. Meadows Adds to Waterproofing Line
January 8, 2013
Concrete: Unwanted Guest in NYU Dorms
December 19, 2012
Engineers’ Research Ready to Rumble
November 8, 2012
Bacteria Boost: Concrete Repairs Itself
November 5, 2012
Spooky Bovines Painted in UK Park
October 18, 2012
4th Body Found in FL Garage Rubble
October 16, 2012
Cause Probed in Fatal Garage Collapse
October 15, 2012
FL Parking Garage Collapse Kills 3
October 11, 2012
FL Garage Collapse Kills 1, Traps 2
October 10, 2012
Atlanta Firm to Tackle Artwork Graffiti
October 9, 2012
Concrete System Reduces Need for Steel
October 1, 2012
New Concrete Cure Boasts Easy Cleanup
September 27, 2012
D+D Magazine Debuts Digital Edition
September 25, 2012
New Concrete Repair Guides Available
September 14, 2012
Weed Targeted as Structural Threat
September 10, 2012
Waterproofing Membrane is Solvent Free
August 31, 2012
Powerblanket Warms Paint Buckets
August 2, 2012
Clemons Adds 3 Concrete Stain Colors
July 25, 2012
‘Crews that Rock’ Competition Launched for World of Concrete 2013
July 20, 2012
RPM Acquires Brazilian Building Materials Company Viapol
June 20, 2012
L&M Rolls Out Overlay Mortar System for Concrete-Repair Applications
May 24, 2012
OSHA Issues Bundle of Citations for Ohio Casino Collapse that Injured 13
April 10, 2012
MAPEI Adds FRP Composite Systems to Concrete-Restoration Systems Line
April 9, 2012
Bids Invited for Rubberized Floor Coating Project at USDA Facility
February 13, 2012
Casino Project Collapse Injures at Least 13, Reports Say
January 27, 2012
Lafarge to Pay Penalty, Upgrade Compliance in Settling EPA Water-Quality Allegations
November 29, 2011
ACI Offers Updated Concrete Repair Manual
September 9, 2011
L.M. Scofield Adds High-Gloss Finish to its Polished Concrete System
August 9, 2011
Protective Treatments and Historic Masonry: Key Considerations in Specification and Use
July 28, 2011
ACA Invites Presentations for Concrete-Coatings Program
June 29, 2011
D+D Webinar on UV-Cure Coatings for Concrete Floors Offered Tuesday
June 10, 2011
D+D to Present Free Webinar June 14 on UV-Cure Coatings for Concrete Floors
May 27, 2011
W.R. Meadows Expands Concrete-Restoration Offerings with Architectural Finishing Mortar
May 5, 2011
Lafarge, Columbia U. Publish ‘Solid States,’ Focusing on Use of Concrete in Architecture
February 11, 2011
Dur-A-Flex Launches New Moisture Mitigation Primer
January 21, 2011
Painting Big Box Stores Is Topic of Full-Day SSPC Session in Las Vegas
January 20, 2011
Arizona Polymers Launches Urethane Modified Concrete
January 19, 2011
MAPEI ‘Retools’ Website; Cites ‘Increasingly Savvy’ Audience
December 14, 2010
Painting Big Box Stores Is Focus of Seminar
December 6, 2010
Masterchem Launches KILZ Masonry/Stucco Primer
November 23, 2010
ACI Issues Specification on Application of Skid-Resistant Epoxy Surfaces on Concrete
October 20, 2010
Towson University Bidding Concrete Restoration Job
October 19, 2010
Concrete Polishing & Staining Conference to Tackle ‘Hot Topics,’ Offer Educational Program
September 29, 2010
Webinar on Moisture Evaluation, Remediation of Concrete Available Online
August 30, 2010
ICRI Moving National Office Location
July 13, 2010
Acceleration Seen for Specialty Silica Market
June 17, 2010
Euclid Chemical Marks Centennial Milestone
May 7, 2010
PRODUCTS & TECHNOLOGY: Dyes, Tints for Polished Concrete
March 16, 2010
PRODUCTS & TECHNOLOGY: Concrete/Masonry Stains
February 10, 2010
Ready Mix Sells Concrete Business
February 3, 2010
Seamless Floors Prescribed for Med Exam Facility
January 22, 2010
‘Green’ Concrete Uses Recycled Glass
January 11, 2010
Concrete Decor Show Program Details Issued
December 30, 2009
Tennant Opens New Facility to Test Coatings
December 21, 2009
Architectural Coatings Handbook Published
December 11, 2009
Greensburg Continues Rebuilding with Hospital Project
December 10, 2009
PRODUCTS & TECHNOLOGY: Concrete Stain for Existing Surfaces
November 25, 2009
Stonhard Introduces Polymer Flooring Product Line
October 20, 2009
Fast-Dry Primer for Concrete, Steel
October 1, 2009
Stain-Blocking Polish for Concrete
September 22, 2009
Cronk Joins Nawkaw as Sales Representative
July 14, 2009
New Online Tool Simplifies Concrete Calculations
May 18, 2009
BASF’s Goodwin Named ICRI Fellow
April 27, 2009
PRODUCTS & TECHNOLOGY: Decorative Polymer Floor Overlay
April 15, 2009
ICRI Award Entries Due May 1
April 10, 2009
Epoxy-Urethane Floor-Coating System
March 24, 2009
Nawkaw Appoints Florida Representative
December 19, 2008
PRODUCTS & TECHNOLOGY: Green-Products Brochure
November 3, 2008
PRODUCTS & TECHNOLOGY: Green-Products Brochure
October 28, 2008
See more

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Free Webinar: Design Options for Resinous Concrete Floors with Chips
December 4, 2012
ACI Fall 2012 - Forming Our Future
October 21 - October 25, 2012
ACI Spring 2012 - The Art of Concrete
March 18 - March 22, 2012
ACI Fall 2011 - Bridging Theory and Practice
October 16 - October 20, 2011
ICRI 2011 Fall Convention
October 12 - October 14, 2011
ACI Spring 2011 - Concrete—The Strength of Florida
April 3 - April 7, 2011
ICRI 2011 Spring Convention
March 15 - March 18, 2011
World of Concrete
January 18 - January 21, 2011
ACI Fall 2010
October 24 - October 28, 2010
ACI Fall Convention 2010
October 24 - October 28, 2010
ICRI 2010 Fall Convention
October 20 - October 22, 2010
SSPC Training - Concrete Coating Inspector Program (CCI)
July 14 - July 17, 2010
SSPC Training - Concrete Coating Basics
July 12, 2010
ICRI 2010
April 14 - April 16, 2010
Concrete Decor Show
March 16 - March 19, 2010
ICRI 2009 Fall Convention
October 20 - October 25, 2009
ICRI Spring Convention
April 22 - April 24, 2009
ACI Spring Convention
March 15 - March 19, 2009
World of Concrete
February 2 - February 6, 2009
See more

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True or false: The standard for non-destructive measurement of dry coating film thickness on concrete is different from the one used to measure dry coating film thickness on steel.
Monday, February 4, 2013
What is the name of the thin, weak surface layer that can form on newly placed and finished concrete?
Wednesday, January 30, 2013
What organization has a standard for the surface preparation of concrete?
Wednesday, January 23, 2013
True or false: Rubber replica templates from the American Concrete Institute can be used to judge the degree of surface profile on concrete.
Monday, January 21, 2013
What is the alphanumeric designation of the SSPC Paint Application Standard for measuring the thickness of dry coatings on concrete?
Wednesday, January 16, 2013
True or false: Some coatings can act as carbonation barriers on concrete.
Monday, January 14, 2013
True or false: A broom finish produces a coarse to very coarse finish on concrete.
Thursday, January 3, 2013
What kind of concrete sealers penetrate the pores of the concrete and form little if any film build?
Wednesday, December 12, 2012
True or false: Acid etching does not produce a surface profile on concrete.
Monday, December 10, 2012
What is bruising of concrete?
Monday, December 10, 2012
True or false: A new concrete surface finished with a power trowel would tend to have high porosity.
Thursday, December 6, 2012
Why are zinc-rich coatings sometimes applied to structural concrete?
Tuesday, December 4, 2012
Which of the following is an environmentally benign material sometimes used to etch concrete before application of coatings?
Tuesday, November 13, 2012
What characteristic of concrete allows uncoated steel rebar within a slab to be protected from corrosion?
Monday, October 29, 2012
What is the name of the concrete removal technique that employs water?
Monday, October 22, 2012
What organization provides visual profile standards for concrete?
Friday, October 12, 2012
What chemistry type is used to create sealers that penetrate and line the pores of concrete?
Tuesday, October 9, 2012
What is the conventional wisdom on the length of time concrete should cure before it is coated?
Friday, October 5, 2012
According to SSPC's Surface Preparation Commentary for Steel and Concrete Substrates (SSPC-SP COM), final dry blast cleaning should not be conducted when the steel surface is less than how many Fahrenheit degrees above the dew point?
Thursday, September 27, 2012
What is the name of a thin, weak layer of aggregate fines and unreacted constituents at the surface of recently poured concrete?
Tuesday, August 21, 2012
The rebound hammer, used to test the compressive strength of concrete, also has another name, the last name of the inventor of the device. What is the name?
Thursday, August 9, 2012
What organization recently issued a standard for measuring the profile of concrete after surface preparation?
Tuesday, July 31, 2012
Why must laitance and efflorescence be removed before coating concrete?
Thursday, July 26, 2012
What organization has presented Concrete Coatings Conferences at the World of Concrete show?
Wednesday, July 25, 2012
True or false: There are no quantitative methods for determining levels of moisture in concrete floor slabs.
Sunday, July 22, 2012
True or false: The anhydrous calcium chloride test for measuring moisture in concrete slabs is a qualitative rather than a quantitative test.
Monday, July 9, 2012
True or false: Film-forming coating systems on exterior masonry or concrete walls should not have any moisture vapor permeability.
Wednesday, June 13, 2012
True or false: There is no quantifiable method for determining the surface profile on concrete substrates.
Friday, June 8, 2012
While a concrete surface needs to be clean prior to application of a silane or siloxane sealer, it does not require substantial roughening or profiling. Why?
Tuesday, June 5, 2012
ACI 301 requires how much concrete thickness to be poured over reinforcing steel?
Friday, May 25, 2012
What effect does the high alkalinity of concrete have on corrosion of rebar within the concrete?
Thursday, March 29, 2012
True or false: The addition of pigments is required to match the color of concrete repair materials with the color of the concrete matrix being repaired.
Thursday, March 29, 2012
True or false: The density of concrete prevents water vapor and gases from moving freely within the matrix.
Monday, January 30, 2012
True or false: One cause of rebar corrosion in concrete is carbonation of the concrete surrounding the rebar.
Tuesday, January 24, 2012
What organization hosts the annual Concrete Décor Show?
Monday, January 9, 2012
When acid etching is used to create a profile on concrete in preparation for painting, why is it important to rinse the concrete thoroughly after the etching is completed?
Wednesday, January 4, 2012
True or false: All sealers for concrete substrates form a thin film on the surface of the concrete.
Thursday, December 22, 2011
True or false: The most accurate meters for detecting moisture within a concrete substrate are based on readings of temperature and humidity.
Tuesday, December 20, 2011
Which of the following product types is a water-repellant for masonry and concrete that penetrates pores, is breathable, and does not change the appearance of the substrate to which it is applied?
Wednesday, November 16, 2011
What is the main reason for backrolling a concrete masonry substrate after the initial paint application by spray?
Tuesday, November 15, 2011
What is “green” concrete, when the term “green” does not refer to a positive environmental impact?
Wednesday, September 28, 2011
Why would a test for moisture content of concrete be important prior to application of thick-film elastomeric coatings?
Thursday, September 15, 2011
Why is back rolling often required following airless spraying of coatings over concrete blocks (CMUs)?
Tuesday, August 2, 2011
True or false: ASTM has separate test methods for steel and concrete substrates in determining the pull off adhesion of coatings.
Friday, July 22, 2011
True or false: Water beading on a new concrete floor indicates it is ready for application of a chemically reactive stain.
Monday, July 18, 2011
Corrosion of rebar is likely to cause which of the following conditions in concrete?
Friday, June 24, 2011
True or false: Non-film-forming coatings used as sealers on concrete and masonry cannot be pigmented to alter the appearance properties of substrates.
Wednesday, June 22, 2011
What is the conventional wisdom about the amount of time required for concrete to cure before it can be coated?
Thursday, June 9, 2011
True or false: Novolac epoxies and polymer concretes are sometimes selected as flooring systems over concrete for resistance to chemicals.
Tuesday, May 31, 2011
Which of the following surface preparation methods for concrete produces the largest surface profile?
Monday, May 9, 2011
ICRI recommends how much surface profile in its surface preparation requirements for polymer overlays on concrete?
Monday, May 9, 2011
True or false: Elastomeric coatings are generally able to bridge minor cracks in concrete.
Thursday, April 21, 2011
Which of the following coating types is used as a non-film-forming sealer for concrete substrates?
Thursday, April 14, 2011
What organization produces standards for the surface preparation of concrete?
Wednesday, April 13, 2011
True or false: A coating system on an exterior concrete block wall must provide protection from wind-driven rain and, if moisture vapor diffuses from inside to outside, be sufficiently permeable to allow vapor to exit the wall.
Monday, April 4, 2011
True or false: Silane and siloxane sealers prevent both water ingress into concrete and moisture vapor from escaping the concrete.
Tuesday, March 15, 2011
True or false: Non-film-forming sealers, such as siloxanes, allow moisture to escape from within concrete substrates.
Thursday, March 3, 2011
True or false: Rubber replica templates from the American Concrete Institute can be used to judge the degree of profile on concrete substrates after surface preparation.
Monday, February 28, 2011
True or false: Siloxane sealers are typically applied at 1-2 mils dry film thickness on concrete substrates.
Thursday, February 24, 2011
Hydrophobic contaminants on concrete may include what types of materials?
Monday, February 21, 2011
Which of the following terms is out of place in the list?
Tuesday, February 8, 2011
What is the usual name given to the type of crack that occurs in fresh concrete soon after it is placed?
Tuesday, January 25, 2011
True or false: A dry-shake material can be spread over fresh concrete and "floated in" to color the surface.
Monday, December 20, 2010
What is the name of the surface imperfection in a concrete wall that occurs when cement paste finds its way into gaps between forms.
Thursday, December 16, 2010
Which of the following is a common contaminant on an exterior concrete wall that should be removed before coating?
Wednesday, December 15, 2010
What is the main reason why zinc coatings are sometimes applied to structural concrete?
Monday, December 13, 2010
True or false: Concrete should be roughened to produce a profile before application of a silane or siloxane sealer.
Friday, December 3, 2010
A portable centrifugal wheel blast machine uses what kind of abrasive to clean and profile concrete floors?
Thursday, November 11, 2010
True or false: Citric acid is sometimes used to etch concrete before a coating is applied.
Wednesday, October 13, 2010
True or false: Film-forming coating systems on exterior masonry or concrete walls should exhibit water vapor permeability or breathability.
Friday, October 1, 2010
What is the main reason that alkyds generally are not specified for concrete surfaces?
Friday, September 24, 2010
Common surface imperfections, as opposed to contaminants, in newly placed concrete that deserve attention in surface preparation operations include all but which one of the following?
Friday, September 10, 2010
Adding color to concrete can be achieved through use of:
Wednesday, September 8, 2010
What is the main reason thermal spray zinc is sometimes used on concrete substrates?
Thursday, September 2, 2010
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What are the most effective procedures for protecting steel and adjacent concrete together?
Question posted July 9 to July 15, 2012
What must specifiers consider when selecting and using sealants and grouts to fill gaps and seal concrete structures?
Question posted July 2 to July 8, 2012
What tests should be run to determine if an existing concrete bridge pier needs rehabilitation or repair before cleaning and coating?
Question posted May 21 to May 27, 2012
What are the most effective procedures for protecting steel and adjacent concrete together?
Question posted May 7 to May 13, 2012
How do you protect concrete against microbiologically influenced corrosion?
Question posted April 2 to April 8, 2012
What’s the best way to prevent corrosion of reinforcing bar in concrete?
Question posted March 5 to March 11, 2012
When applying a 100% solids, fast-curing polyurea coating on concrete, what is the best method for verifying that the proper thickness has been applied?
Question posted October 3 to October 9, 2011
I need to embed a metallized culvert liner on concrete. I've been told I have to paint it to avoid adhesion problems between the metal liner and the concrete. Is this true and, if so, what type of coating is best?
Question posted June 13 to June 19, 2011
How can you determine if a concrete substrate is in a suitable condition for application of an acid stain?
Question posted May 16 to May 22, 2011
How is it possible to determine if concrete is sound enough to receive a thick-film coating?
Question posted May 9 to May 15, 2011
How do admixtures to concrete (hardeners, anti-dust compounds, etc.) affect coating adhesion? What can be done to eliminate or minimize negative effects?
Question posted March 14 to March 20, 2011
How much detail should be included in a specification for the surface preparation and painting of a parking garage exterior that includes tilt-up and structural concrete substrates?
Question posted December 13 to December 19, 2010
What are the pros and cons of using shotblasting to remove a coating system from a concrete floor?
Question posted November 29 to December 5, 2010
I've seen claims of extreme durability for a new concrete floor coating material exposed to heavy foot traffic. Is there a quick test to determine the validity of these claims?
Question posted November 15 to November 21, 2010
How can I determine when concrete has cured sufficiently to be coated, besides waiting the 28 days typically specified?
Question posted October 25 to October 31, 2010
What type of material should I use to achieve bright, bold colors on a concrete floor with heavy foot traffic?
Question posted October 11 to October 17, 2010
Animal fat in slaughterhouses often penetrates concrete surfaces. If the fat is not removed before the concrete is coated, the fat can cause the coating to fail. How do you identify and remove the contamination before coating the concrete?
Question posted September 13 to September 19, 2010
What are the alternatives for removing mildew from previously uncoated concrete block exteriors before coating?
Question posted August 30 to September 7, 2010
What is the best method of testing for moisture content in concrete masonry unit (CMU) walls prior to application of coatings?
Question posted August 23 to August 29, 2010
What should be considered in replacing a wooden deck with one made of concrete, in terms of the options for appearance, color, cost? I've seen articles about stains, integral coloring, and other decorative treatments, as well as lighter-weight concrete, but it's not easy to compare and judge the options.
Question posted August 16 to August 22, 2010
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